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Extended best L p -approximation is near-best approximation in L q , p − 1 ≤ q < p

Journal of approximation theory, 2022-12, Vol.284, p.105819, Article 105819

2022

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Maximal classes of matrices determining generalized inverses

Applied mathematics and computation, 2018-09, Vol.333, p.42-52

2018

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Corrigendum to “Strong uniqueness and alternation theorems for relative Chebyshev centers” [J. Approx. Theory, 293 (2023) 105917]

Journal of approximation theory, 2024-09, Vol.302, p.106067, Article 106067

2024

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Existence of optimal subspaces in reflexive Banach spaces

Annals of functional analysis, 2015, Vol.6 (2), p.69-77

2015

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Extended best Lp-approximation is near-best approximation in Lq, p−1≤q<p

Journal of approximation theory, 2022-12, Vol.284, Article 105819

2022

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On star-dagger matrices and the core-EP decomposition

Journal of computational and applied mathematics, 2024-03, Vol.438, p.115558, Article 115558

2024

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Revisiting the core EP inverse and its extension to rectangular matrices

Quaestiones mathematicae, 2018-02, Vol.41 (2), p.265-281

2018

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Strong uniqueness and alternation theorems for relative Chebyshev centers

Journal of approximation theory, 2023-09, Vol.293, p.105917, Article 105917

2023

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A property of the planar measure of the lemniscates

Journal of mathematical analysis and applications, 2007-12, Vol.336 (2), p.953-961

2007

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Optimal bundles in normed spaces

Annals of functional analysis, 2013-01, Vol.4 (2), p.87-96

2013

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Best constant approximants in Lorentz spaces

Journal of approximation theory, 2004-12, Vol.131 (2), p.196-207

2004

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The error in discrete Φ-approximation

Mathematical and computer modelling, 2001-09, Vol.34 (5), p.469-477

Levis, F.E.

2001

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Extended best L p -approximation is near-best approximation in L q , p − 1 ≤ q < p

Maximal classes of matrices determining generalized inverses

Corrigendum to “Strong uniqueness and alternation theorems for relative Chebyshev centers” [J. Approx. Theory, 293 (2023) 105917]

Existence of optimal subspaces in reflexive Banach spaces

Extended best Lp-approximation is near-best approximation in Lq, p−1≤q<p

On star-dagger matrices and the core-EP decomposition

Revisiting the core EP inverse and its extension to rectangular matrices

Strong uniqueness and alternation theorems for relative Chebyshev centers

A property of the planar measure of the lemniscates

Optimal bundles in normed spaces

Best constant approximants in Lorentz spaces

The error in discrete Φ-approximation

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